Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of what the universe looked like in the moments before it rapidly changed ...

Scientists working with particle colliders have long been at the frontier of discovering new dimensions of reality. Recently, a groundbreaking discovery at a leading particle collider has sent ripples ...

You're stuck in a time loop aboard a space station in the 25th century. Good luck. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Oftentimes, we think of space as an endless, mostly empty vacuum, a silent backdrop where planets, stars, and galaxies play out their dance. We also think of time as something separate, a steady ...

Fly about 2,600 light-years to Hubble Space Telescope imagery of the Cygnus loop nebula. See images from 2001 and 2020. Credit: NASA, ESA, STScI Acknowledgments: NSF's NOIRLab, Akira Fujii , Jeff ...

Can we journey through time? Sci-fi author Dete Meserve presents a compelling case for our future in the past. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...